With easy-open structure package

【Patent Type】 Invention Patent 【Patent Name】 Package that has an easy-to-open structure 【Applicant】 Hosokawa Hiroshikawa [Inventor] Momo Fumo; Ichikawa Toshi; Ito Masahiro; Wu Jiang [Address of the main applicant] Tokyo, Japan 【 Application 】 200510118843.2
【 Application Date 】 2002.10.09
【Accredited Announcement No.】 1781818
【 Validation announcement date 】 2006.06.07
[Main classification number] B65D75/58(2006.01)I
[Categorical Number] B65D75/58(2006.01)I B65D65/26(2006.01)I
[Priority] 2001.10.26 JP 329071/2001; 2001.12.11 JP 377612/2001
[original division number] 02821331.9
[Sovereign Items] 1. A package member (100) provided with an easily tearable structure (107, 108) to facilitate the opening operation of the package member, the position of the easy-to-open structure being improved or the structure improved. The package is a packaging container (100); the rectangular laminated film material (102) provided with the packaging container base can be formed into a box shape, and needs to overlap each other in a face-to-face manner with two longitudinal sides (102a) to form a cylinder ( 102) and then connecting said face-to-face overlapping portion (102a) to form a face-to-face connecting portion (103), said face-to-face connecting portion is folded to the remaining main body portion of said cylinder by a folding line (104) thereon, and then said Cylindrical openings at both ends of the cylindrical opening (105, 106) are sealed; characterized in that the easily tearable structure has: two cutting lines (107) formed at intervals at the ends of the face-to-face connection portion, and in addition The cutting line (108, 109), whose cutting depth is within the thickness of the laminated film material, is formed at a position close to the main part of the folding line, facing the two cutting lines, the other Both ends of the cutting line extend to Face of said connecting portion, and beyond the fold line, connecting two or intersects the cutting portion.
[Instruction CD-ROM] D0623-1
[Abstract] A package (100) is provided with an easy-to-open structure (107, 108) that can be easily opened, wherein a positional improvement or a structural improvement is made to an easily-openable structure. The package is a packaging container (100) in which structural improvements are made to easy-open structures. The easy-to-tear structure has two cutting lines (107) formed at the ends of the face-to-face connection portion at intervals, and additional cutting lines (108, 109) with a depth of cut in the laminated film material thickness Within, in the vicinity of the main portion of the folding line, facing the two cutting lines, the two ends of the additional cutting line extending to the face-to-face connecting portion and beyond the folding line , connected or intersected at the two cutting sections.
【 Agency 】 China Patent Agent (Hong Kong) Co., Ltd. [Proxy] Hu Qiang

Source: Beijing Wanfang Data Co., Ltd.